A thresher for ground melon seeds

Abstract

The utility model relates to the technical field of ground melon seed processing, and specifically to a ground melon seed thresher; the utility model comprises a bracket, a feeding barrel is arranged on the bracket, a feeding port is connected to one side of the feeding barrel, a spiral feeder is arranged in the feeding barrel, a feeding motor for driving the spiral feeder is arranged on the feeding barrel, a screening device is arranged on the other side of the feeding barrel, a cutting structure is arranged on one end of the feeding barrel close to the feeding port, and an extrusion structure is arranged on one end of the feeding barrel close to the screening device; the device is provided with a cutting structure to first cut the surface of the ground melon, and then the ground melon is extruded and broken by the extrusion structure, and then the seeds in the ground melon are screened out by the screening device, and no hard force is applied to the ground melon, thereby reducing the breakage rate of the seeds; the device is provided with a positioning component, and the spiral cutting knife is driven by an electric cylinder to adjust the position, so as to adapt to ground melons of different sizes; the device uses spiral feeding, and can automatically control the feeding at a uniform speed and stability.

Description

Technical Field

[0001] The utility model relates to the technical field of ground melon seed processing, in particular to a ground melon seed thresher. Background Art

[0002] The ground melon is an upright semi-shrub of the Apocynaceae family and the genus Anemarrhena. Its young fruits are edible, sweet and delicious. The whole herb and seeds are both Chinese medicinal materials, with antibacterial, anti-inflammatory, anti-tumor, blood-enriching and muscle-regenerating effects. At the same time, its whole herb and fruit can be used as medicine, with the effects of supplementing vitamins, invigorating qi and tonifying deficiency. It has a well-developed root system and has a soil-fixing effect. The plant can also be used as excellent forage. It is an excellent crop with a gradually increasing planting scale in recent years.

[0003] The ground melon needs to be bred and its seeds extracted for cultivation, but there is currently no equipment specifically for threshing the ground melon. Most threshing processes are still done manually or semi-automatically, resulting in low production efficiency. Utility Model Content

[0004] The utility model aims to provide a melon seed thresher with a reasonable design to solve the defects and shortcomings of the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it includes a bracket, a feeding barrel is provided on the bracket, one side of the feeding barrel is connected to a feeding port, a spiral feeder is provided in the feeding barrel, a feeding motor for driving the spiral feeder is provided on the feeding barrel, a screening device is provided on the other side of the feeding barrel, a cutting structure is provided on one end of the feeding barrel close to the feeding port, and an extrusion structure is provided on one end of the feeding barrel close to the screening device.

[0006] Preferably, the cutting structure includes a cutting box connected to the side of the feeding barrel, a channel is opened at the connection between the cutting box and the feeding barrel, movable holes are opened on both sides of the cutting box, an inner slide groove is opened on the inner side of the movable hole of the cutting box, an outer slide groove is opened on the outer side of the movable hole of the cutting box, an inner sliding plate is slidably installed in the inner slide groove, an outer sliding plate is slidably installed in the outer slide groove, connecting shafts are respectively installed in the inner sliding plate and the outer sliding plate through bearings, a spiral cutting knife is connected between the two connecting shafts, and the spiral cutting knife is arranged opposite to the spiral feeder; a reducer is provided on the outer side of one of the outer sliding plates, a cutting motor is connected to the reducer, the rotating shaft of the cutting motor is connected to the input end of the reducer, the output end of the reducer is connected to the connecting shaft, and the two outer sliding plates are connected to a positioning component.

[0007] Preferably, the positioning assembly comprises a "U"-shaped positioning connecting plate connected to the two outer sliding plates, and the cutting box is provided with a positioning electric cylinder, and the top end of the telescopic head of the positioning electric cylinder is connected to the positioning connecting plate.

[0008] Preferably, the extrusion structure includes an extrusion box arranged on the feeding barrel, the bottom of the extrusion box is connected to the inside of the feeding barrel, a spiral pressure roller is arranged in the extrusion box, the spiral pressure roller is arranged opposite to the spiral feeder, and an extrusion motor for driving the spiral pressure roller is provided at one end of the extrusion box.

[0009] Preferably, the screening device includes a screening drum connected to one side of the feed drum through a bearing, the screening drum is rotatably mounted on a bracket, a plurality of screen holes are opened on the screening drum, a spiral guide bar is provided in the screening drum, a screening motor is provided under the feed drum, a gear ring is provided on the screening drum, and a rotating rod of the screening motor is connected to the gear ring through a gear.

[0010] Preferably, a collecting frame is movably provided below the screening cylinder.

[0011] After adopting the above structure, the beneficial effects of the utility model are:

[0012] 1. The device is provided with a cutting structure to first cut the surface of the ground melon, and then the ground melon is squeezed and broken by the squeezing structure to expose the seeds, and then the seeds in the ground melon are screened out by the screening device. The operation is simple and the production is stable. No hard force is applied to the ground melon, thereby reducing the breakage rate of the seeds.

[0013] 2. The device is provided with a position adjustment component, which drives the spiral cutting knife to adjust its position through an electric cylinder, so as to adapt to different sizes of melons, prevent the knife from entering too deep to damage the seeds, or entering too shallow to achieve the cutting effect.

[0014] 3. This device uses spiral feeding, which can automatically feed at a uniform and stable speed, and the production speed is uniform and controllable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a cross-sectional view of the utility model;

[0017] Figure 3 yes Figure 2 Enlarged view of part A in the middle.

[0018] Description of reference numerals:

[0019] 1. Feeding barrel; 2. Bracket; 3. Feeding port; 4. Feeding motor; 5. Screw feeder; 6. Cutting box; 7. Inner slide; 8. Outer slide; 9. Outer sliding plate; 10. Inner sliding plate; 11. Connecting shaft; 12. Spiral cutting knife; 13. Speed ​​reducer; 14. Cutting motor; 15. Adjusting connecting plate; 16. Adjusting electric cylinder; 17. Extrusion box; 18. Extrusion motor; 19. Screw roller; 20. Screening barrel; 21. Screen hole; 22. Spiral guide strip; 23. Gear ring; 24. Screening motor; 25. Collecting frame; 26. Movable hole. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 2 As shown, it includes a bracket 2, a feeding barrel 1 is provided on the bracket 2, a feeding port 3 is connected to one side of the feeding barrel 1, a spiral feeder 5 is provided in the feeding barrel 1, a feeding motor 4 for driving the spiral feeder 5 is provided on the feeding barrel 1, a screening device is provided on the other side of the feeding barrel 1, a cutting structure is provided on the end of the feeding barrel 1 close to the feeding port 3, and an extrusion structure is provided on the end of the feeding barrel 1 close to the screening device.

[0022] See also Figure 1-Figure 3 As shown, the cutting structure includes a cutting box 6 connected to the side of the feeding tube 1, a channel is opened at the connection between the cutting box 6 and the feeding tube 1, and movable holes 26 are opened on both sides of the cutting box 6, an inner slide groove 7 is opened on the inner side of the movable hole 26 of the cutting box 6, and an outer slide groove 8 is opened on the outer side of the movable hole 26 of the cutting box 6, an inner sliding plate 10 is slidably installed in the inner slide groove 7, and an outer sliding plate 9 is slidably installed in the outer slide groove 8, and connecting parts are installed in the inner sliding plate 10 and the outer sliding plate 9 through bearings. The lengths of the shaft 11, the outer sliding plate 9 and the inner sliding plate 10 are all greater than twice the length of the movable hole 26. A spiral cutting knife 12 is connected between the two connecting shafts 11, and the spiral cutting knife 12 is arranged opposite to the spiral feeder 5; a reducer 13 is arranged on the outer side of one of the outer sliding plates 9, and a cutting motor 14 is connected to the reducer 13. The rotating shaft of the cutting motor 14 is connected to the input end of the reducer 13, and the output end of the reducer 13 is connected to the connecting shaft 11. The two outer sliding plates 9 are connected to a positioning assembly;

[0023] The positioning assembly includes a U-shaped positioning connecting plate 15 connected to the two outer sliding plates 9 . The cutting box 6 is provided with a positioning electric cylinder 16 , and the top end of the telescopic head of the positioning electric cylinder 16 is connected to the positioning connecting plate 15 .

[0024] As an optimization scheme of the utility model, a cutting motor 14 is provided to drive the connecting shaft 11 and the spiral cutting knife 12 to rotate after being decelerated by the reducer 13, and then the surface of the ground melon transported in the feeding tube 1 is cut by the spiral cutting knife 12, so as to facilitate subsequent processing; the extension and retraction of the positioning electric cylinder 16 can drive the outer sliding plate 9 and the inner sliding plate 10 to slide in the outer sliding groove 8 and the inner sliding groove 7 respectively through the positioning connecting plate 15, thereby driving the connecting shaft 11 and the spiral cutting knife 12 to move, thereby adjusting the distance between the spiral cutting knife 12 and the feeding tube 1 to prevent the cutting from being too deep or too shallow; and the length of the outer sliding plate 9 and the inner sliding plate 10 is greater than twice the length of the movable hole 26, that is, the distance from the connecting shaft 11 to the edge on the outer sliding plate 9 and the inner sliding plate 10 is both located outside the edge of the movable hole 26, so that the outer sliding plate 9 and the inner sliding plate 10 can continuously cover the two sides of the movable hole 26 respectively, thereby preventing the juice or tissue of the ground melon from splashing out from the gap.

[0025] See also Figure 1-Figure 2 As shown, the extrusion structure includes an extrusion box 17 arranged on the feeding barrel 1, the lower part of the extrusion box 17 is communicated with the inside of the feeding barrel 1, a spiral pressing roller 19 is arranged in the extrusion box 17, the spiral pressing roller 19 is arranged opposite to the spiral feeder 5, and an extrusion motor 18 for driving the spiral pressing roller 19 is arranged at one end of the extrusion box 17.

[0026] As an optimization solution of the utility model, an extrusion motor 18 is designed to drive the spiral pressing roller 19 to rotate, so as to squeeze the ground melons conveyed in the feeding barrel 1, so as to break them and release the seeds therein.

[0027] See also Figure 1-Figure 2 As shown, the screening device includes a screening drum 20 connected to one side of the feed drum 1 through a bearing, the screening drum 20 is rotatably mounted on the bracket 2, a plurality of screen holes 21 are opened on the screening drum 20, a spiral guide bar 22 is arranged in the screening drum 20, a screening motor 24 is arranged below the feed drum 1, a gear ring 23 is arranged on the screening drum 20, a rotating rod of the screening motor 24 is transmission-connected to the gear ring 23 through a gear, and a collecting frame 25 is movably arranged below the screening drum 20.

[0028] As an optimization scheme of the utility model, a screening motor 24 is designed to drive the screening drum 20 to rotate through gears, thereby driving the broken melons to rotate, separating the seeds from the melon pulp, etc., and the seeds can fall from the sieve holes 21 into the collecting frame 25, and the remaining melon rind, melon pulp, etc. will be discharged from the head of the screening drum 20 under the guidance of the spiral guide strip 22.

[0029] The use process of this utility model:

[0030] First, the distance between the spiral cutting blade 12 and the spiral feeder 5 is adjusted by the positioning electric cylinder 16 according to the size of the ground melon, and then the dried ground melon is put into the feed port 3, and the ground melon is pushed by the spiral feeder 5 and moves forward at a constant speed, and then the spiral cutting blade 12 rotates to cut the surface of the ground melon, and the cut ground melon continues to move forward, and then the spiral pressing roller 19 squeezes the ground melon, and since the surface of the ground melon has been cut with many holes, it can be easily broken from the broken places to expose the seeds inside;

[0031] Then the screw feeder 5 feeds the broken ground melon into the screening cylinder 20, and the seeds are separated from the remaining tissues by rotating and stirring. The seeds fall into the collecting frame 25 from the sieve holes 21, and the remaining debris is discharged from the screening cylinder 20. After a certain amount is collected, the collecting frame 25 is pulled out and a new collecting frame 25 is put in.

[0032] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or within the equivalent forms of such scope and boundaries.

Claims

1. A melon seed thresher, comprising a support (2), a feeding cylinder (1) being provided on the support (2), a feeding port (3) being connected to one side of the feeding cylinder (1), and characterized in that: A screw feeder (5) is provided in the feeding barrel (1), a feeding motor (4) for driving the screw feeder (5) is provided on the feeding barrel (1), a screening device is provided on the other side of the feeding barrel (1), a cutting structure is provided on one end of the feeding barrel (1) close to the feeding port (3), and an extrusion structure is provided on one end of the feeding barrel (1) close to the screening device; The cutting structure comprises a cutting box (6) connected to the side of the feeding tube (1), a passage is provided at the connection between the cutting box (6) and the feeding tube (1), movable holes (26) are provided on both sides of the cutting box (6), an inner slide groove (7) is provided on the inner side of the movable hole (26) of the cutting box (6), an outer slide groove (8) is provided on the outer side of the movable hole (26) of the cutting box (6), an inner sliding plate (10) is slidably installed in the inner slide groove (7), an outer sliding plate (9) is slidably installed in the outer slide groove (8), and the inner sliding plate (10) and the outer sliding plate (9) are slidably installed. The movable plate (9) is provided with a connecting shaft (11) through a bearing, a spiral cutting knife (12) is connected between the two connecting shafts (11), and the spiral cutting knife (12) is arranged opposite to the spiral feeder (5); a reducer (13) is provided on the outer side of one of the outer sliding plates (9), a cutting motor (14) is connected to the reducer (13), a rotating shaft of the cutting motor (14) is connected to the input end of the reducer (13), and an output end of the reducer (13) is connected to the connecting shaft (11); and the two outer sliding plates (9) are connected to a positioning assembly; The positioning assembly comprises a "U"-shaped positioning connection plate (15) connected to two outer sliding plates (9); a positioning electric cylinder (16) is provided on the cutting box (6); and the top end of the telescopic head of the positioning electric cylinder (16) is connected to the positioning connection plate (15); The extrusion structure comprises an extrusion box (17) arranged on the feeding barrel (1), the lower part of the extrusion box (17) being communicated with the interior of the feeding barrel (1), a spiral pressing roller (19) being arranged in the extrusion box (17), the spiral pressing roller (19) being arranged opposite to the spiral feeder (5), and an extrusion motor (18) for driving the spiral pressing roller (19) being arranged at one end of the extrusion box (17).

2. A ground melon seed thresher according to claim 1, characterized in that: The screening device comprises a screening drum (20) connected to one side of a feeding drum (1) via a bearing, the screening drum (20) being rotatably mounted on a bracket (2), a plurality of screening holes (21) being formed on the screening drum (20), a spiral guide bar (22) being provided inside the screening drum (20), a screening motor (24) being provided below the feeding drum (1), a gear ring (23) being provided on the screening drum (20), and a rotating rod of the screening motor (24) being transmission-connected to the gear ring (23) via a gear.

3. A thresher for ground melon seeds according to claim 2, characterized in that: A collecting frame (25) is movably provided below the screening cylinder (20).

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